Home / 15,549.45-23,275.58-11,175.45

Finding the Fourth Proportional to 15,549.45, 23,275.58 and 11,175.45

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Solution

The fourth proportional to 15,549.45, 23,275.58 and 11,175.45 is: 16,728.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,549.45 : 23,275.58 = 11,175.45 : x
  2. Step 2: Convert to fraction form
    15,549.45/23,275.58 = 11,175.45/x
  3. Step 3: Cross multiply
    15,549.45x = 23,275.58 × 11,175.45
  4. Step 4: Simplify right side
    15,549.45x = 260,115,024.63
  5. Step 5: Solve for x
    x = 260,115,024.63/15,549.45
  6. Step 6: Final answer
    x = 16,728.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.